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Huawei HCIE-Routing&Switching (Written)(Huawei Certified ICT Expert-Routing & Switching) Sample Questions:

1. Non-Stopping-Forwarding (NSF) and Non-Stopping Routing (NSR) are two solutions for high reliability. The following statements which are correct? (Multiple Choice)

A) NSR routers need to negotiate support NSR through specific packet.
B) After the NSR is enabled, if the main control board fails when the service batch backup is not completed, the NR switch cannot be completed.
C) NSF routers do not need to negotiate support NSF through specific packet.
D) After the NSF is enabled, the router performs the master/slave switchover. The routing table and the forwarding table remain unchanged. Therefore, traffic is not lost during the GR time.

2. If there are multiple receivers in a multicast group, the administrator enables IGMP-Snooping on the switch connecting the receiver. After the receiver receives the general query message from the querier, the receiver receives multiple receivers. How to respond?

A) Only the IGMPV2 is running, and all receivers respond to the Report message.
B) Only when IGMPv1 is running, all receivers respond to the Report message.
C) The first responder with a response timeout sends a Report message, and the other recipients do not send it.
D) All recipients will respond to the Report message.

3. The HTTP protocol is based on TCP. Therefore, you can use the TCP Flood attack defense method to defend against HTTP flood attacks.

A) True
B) False

4. What improvements have been made to the IGMPV2 protocol compared to IGMPV1? (Multiple Choice)

A) Added off-group message
B) Added specific source group query message
C) Added specific group query message
D) Added maximum response time field

5. When DLDP detects a unidirectional link on an interface, the default operations on Huawei devices include: DLDP switches to the interface to Disable state, generates a trap and sets the interface state to DLDP Down.

A) TRUE
B) FALSE

Solutions: